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Finding the Fourth Proportional to 365.69, 505.16 and 332.89

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Solution

The fourth proportional to 365.69, 505.16 and 332.89 is: 459.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.69 : 505.16 = 332.89 : x
  2. Step 2: Convert to fraction form
    365.69/505.16 = 332.89/x
  3. Step 3: Cross multiply
    365.69x = 505.16 × 332.89
  4. Step 4: Simplify right side
    365.69x = 168,162.71
  5. Step 5: Solve for x
    x = 168,162.71/365.69
  6. Step 6: Final answer
    x = 459.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.